How long have you been collecting shells学案5
【初中英语】How long have you been collecting shells教案6 人教版
Unit6 How long have you been collecting shells?The First教学目标知识技能1. Words:collect, marathon, skate, shell, since, etc.2. Learn the sentence pattern:How long have you been skating?3. Use what they have learned to talk about someone s interest, hobbies and continuous time to complete the task.4. Learn the usage of the present perfect tense.Get Students to master the key words and the important sentence patterns by groupwork, pairwork and listening.情感.态度价值观By talking about the interests of the students, develop their interest in life. Through talks about a celebrity's interest, encourage students to study hard, inspire students to build up the lofty ideals, and fight for their ambition重点难点1. Learn the sentence pattern:How long have you been skating?2. Learn the usage of the present perfect continuous tense.1. Use knowledge learned before correctly to ask or describe someone's interest, hobbies, etc.2. Fluently use the present perfect progressive tense.教学准备An English textbook, tape recorder and some cards.教学过程Step I Warm-upT: Good morning, boys and girls.Ss: Good morning, Miss/Mr...T: Today we are going to learn the topic: How long have you been doing sth ?T: Now look at the blackboard. (Draw a long horizontal line across the board) This is called a timeline. It shows the years from past to the present. Let's put some information about ourselves on the timeline.T: When did you start studying English?Si: 2006.T: Si started studying English in 2006. (Write the words "Si started studying English" above the date 2006 0n the time line. ) So how long have you been studying English? (Point to the date 2006 0n the time line and help the student. )S1 : Since 2006.T:(Look at the class. )Correct. Si started studying English in 2006. (Point to the starting date and run the finger along the years up to the present year. )He has been studying English for 6 years. Repeat after me, please. Si started studying English in 2006. He has been studying English for 6 years.Ss: Si started studying English in 2006. He has been studying English for 6 years.Repeat the activity using different dates for several other students. Use a different situation, such as "When did you start to ride a bicycle?" or "When did you start to babysit?" if these questions are more appropriate. Each time ask the class to repeat a sentence, point to the starting date and run the finger a-long the years up to the present year.Step I Presentation. Groupwork (la)T: Now let's talk about these three questions:How long did you sleep last night?When did you start class today?How long have you been in class today?Write the words at and for on the blackboard.T: You will use the words at and for in sorru answers. For example: I started class at 70'clock. 'slept for ten hours. Discuss in groups. Then I'll ask some students to answer them.While students work in groups, move around the room checking their progress and offering help as needed After some time, the teacher stops the students.T: Now I'll ask some groups to show their answers.Choose one student in a group. Ask him or her to answer these questions.Help the students give responses using the words at and for correctly.2. Listening. (lb)T: Now look at the picture on page 44. What can you see in the picture? Sl: I can see a skating marathoruS2 : I can see a reporter.S3 : I can see some players. They are skating.T: Good. What is the reporter doing?S4 : She is doing an interview with the players.T: What questions did the reporter ask?Ss : She asked: How long have you been skating?T: Yes, she asked: How long have you been skating? How long did you skate? Look at the chart below in 1b. What are Alison and Sam's answers?Ask two students to read them aloud.T: Good job. Now let's listen to the recording and fill in the chart to complete Victor and Celia's answers. Are you ready?Ss: Yes.The teacher plays the tape.After listening, ask two students to read the answers.Answers :Alison: I've been skating for five hours.Sam: I skated for four hours.Victor: I've been skating for five hours.Celia: I skated for two hours.T: OK,class. What word comes before the number of hours?Ss: For.T: That's right. We use the word for when we talk about a number of hours. We say "for five hours" or "for ten days".3. Pairwork. (lc)T: Now look at the picture, talk about the people in it. You can use theinformation in the chart in lb. Work with your partner. Begin with reading the conversation inthe box with your partner. Are you clear? OK. Let's begin, please. .As students work, move around the room, checking their progress. Offer language support ifnecessary.At the end ask several pairs of students to say their conversations to the class. Give thempresents if they do their work better.stepⅢPractice1. Listening and checking. (2a)T: Now listen to another conversation The re-porter is doing an interview with the skating mara-The teacher plays the tape. After playing, askone student to answer.Si : Alison is the winner.T: Good. And what questions are the reporter asking? Look at the chart in 2a. First, I'll ask some students toread them aloud. Who wants to try first?Sl : Me.T: Great.Si reads the first questionThen the teacher asks other students to read therest questions.T: What questions will the reporter ask? Listenand check the questions you hear. The first one is giv-en to youas an example. Do you understand? OK.Let's listen to the recording now.Play the recording the first time. Students onlylisten. Play it a second time. This time students put acheck infront of the questions they hear.Answers :1 3 4 62. Listening and matching. (2b)T: OK,let's read the questions the reporter willask together.Students read them together.T: What are Alison's answers to these ques-tions? Read through the answers in the chart in 2aquickly. Listen tothe conversation again and matchthe questions with the answers.Play the recording and let students draw linesconnecting each question with the correct answer.Play the recording again and have students checktheir answers.Answers:1. c 3. a 4. b 6. d3.Pairwork (2c)T: Now let's role-play the conversation betweenthe reporter and AlisonUse the information in 2a.Work with your partner. After a while I will ask somepairs to show their interviews.Let students work in pairs. When they work,move around the room checking the progress of thepairs andoffering help as neededIn the end ask a pair of students to say their con-versation to the class.. Step N Consolidation1. Review the grammar box first. Divide the classinto two groups. One group readsthe statements andthe other reads the responses.Group l: How long have you been skating?Group 2: I've been skating since nine o'clock.I've been skating for five hours.Group l: How long did you skate?Group 2: I skated for two hours.2. Then write some "how long have youbeen .. "--questions on the board using topics that areinteresting tostudents. For example, " How long hasAlice been playing tennis?"or "How long has Alicebeen taking piano lessons?" Then write the wordssince and for on the board. Ask different students toanswer the questions usingthese words. Two answersmight be: He has been playing tennis since 2008. Hehas been playing tennis forthree years. Circle thewords since and for in the sentences.3. Ask: When do you use since and when do youuse for? Help students understand that in these sen-tences since comes before a date,and for comes be-fore a certain number of years.4. Then do another example in which the answerwill be a time of day. For example: How long .haveyou been sitting in this classroom? Again circle thewords since and for.5. Point to the second and third sentences in theGrammar Focus chart. Ask,What is the difference be-tween "How long did you skate?" and "How longhave you been skating?" Help students understandthat the did question means that the person hasstopped doing the actionStep V SummaryToday we have learned another new languagegoal-the present perfect continuous tense, so wemust keep in mind the expression-how long haveyou been doing things,and in this class we simplypractice it by speaking(la,lc, 2c) and listening(lb,2a,2b). Meanwhile, we have learned some usefulwords such as the difference between since and for.StepⅥHomework1. Review the present perfect progressive tense.2. Review some new words and phrases.板书设计。
How long have you been collecting shells教案_1
How long have you been collectingshells教案八年级（上）英语教案介休六中：郭素卿单元备课Unit6Howlonghaveyoubeencollectingshells?教学目标：1.谈论人们做某事持续多长时间.2.谈论人们的业余爱好.3.谈论人们收藏某物多长时间.教学向导：（六大板块）语言功能：谈论人们做某事持续多长时间语言结构：现在完成进行时、一般过去是、现在进行时语言目标：I’vebeenskatingsincenineo’clockwhendidyoustartskating?Istartedskatingatnineo’clock.StudentsareskatingatHilltopSchool重点词汇：skating.marathon.skate.stamp.shell.collect.snowglob e.apairof.since.for.学习策略与思维技巧：引导、合作跨学科学习：历史知识、文化学习教学重点：现在完成进行时态的构成及应用教学难点：现在完成时与现在完成进行时的区别教学方法：先学后教、当堂训练学习方式：自主、合作学习情感目标：通过对收藏的有关讨论，培养学生优良的生活习惯。
使学生学会表达自己的爱好和持续的时间及有多少收藏品。
重点词汇及短语：since.for.raise.collect.runoutof.foreigner.TheolympicGames.beinterestedin.wouldliketodosth.apairofmorethan.goskating.quitefarfrom.enioydoingsth.课前任务：Task1.请同学们回家调查家庭成员持续做某事的时间，课前以小组为单位进行汇总，选出做某事最长时间的人。
最后再选出班里做某一事情最长时间的人。
Task2.每个学生将自己的爱好及出现的时间写出来，并询问同伴的爱好及持续的时间。
how long have you been collecting shells复习资料
1.How long have you been collecting shells?For five years.2.how long has he been skating？Since he was seven.3.how long did you swimming last night?For two hours.4.I collect stamps,because they are beautiful.5.I would like to collect stamps,because they are interesting,6.Our teacher is aways the first one to come to school.7.Thanks for sending me the snow globe of monster.8.We have run out of room to store them.9.He has been playing computer games since 9 o’clock.10.We will give money to charity tomorrow.11.I want to tell you something about my hobby.12.My friend told me that chinese history was difficult to understand.13.The more he learns about chinese history, the more he likes living in china.14.If he works faraway, he will miss his parents.15.My hobby is collecting kites.16.16.It is interesting for me to collect stamps.17.Thousands of foreigners visit the Great Wall every year.18.China is a country with a long history.19.I bought a pair of sports shoes yesterday.20.Does Tom like listening to the music?21.The students are singsing to raise money for charity.。
优品课件之Unit 6 How long have you been collecting shell
Unit 6 How long have you been collecting shellUnit 6 How long have you been collecting shell ?Teaching goals: 1. Words and expressions in this unit . 2. 现在完成进行时的用法。
3. Patterns: How long have you been doing sth ? I have been doing sth since … . I have been doing sth for … (period of time) . 4. 谈论人们做某事持续多长时间。
5. 谈论人们的业余爱好。
Important and difficult points: 1. Words and expression in this unit . 2. 现在完成进行时的用法以及与现在进行时和过去进行时的区别。
Teaching aids: teaching cards , pictures , a tape recorder . Period 1Teaching procedures : Step 1 Leading in Ask one of the students the question: Liu Ziyang, when did you study English ?Help the student answer: I studied English in 2003.Say,in this unit we’re going to talk about how long we’ve been doingthings .Then ask :Liu Ziyang, how long have you been studying English ?Help him to answer : I have been studying English since 2003./I have been studying English for two years .Get Ss to repeat . Repeat the activity with other students . Step 2 Pre-task SB Page 44 , 1a . 1. Ask a student to read the three questions ,and answer the questions as example like this: I started class at 9:00 .I slept for ten hours . I have been skating for five hours/ I have been skating since five years ago . 2. Have Ss work in groups of four . 3. Ask the class each question and call on several different students to answer . Step 3 While-task SB Page 44 , 1b . 1. Play the recording and get Ss to fill in the chart . 2. Correct the answers . SB Page 44 , 1c .In pairs ,get the students to ask and answer .Then ask some pairs to say their conversations to the class. SB Page 45 , 2a & 2b . 1. Read the instructions and have Ss know what to do .2. Play the recording .Ss write down their answers .3. Correct the answers . Step 4 Post-task SB Page 45 , 2c . 1. Read theexample in sample dialogue in activity 2c . 2. In pairs,role play the interview between Alison and the reporter . 3. Ask two pairs to say their conversations to the class . Step 5 Grammar Focus SB Page 45 , grammar focus . 1. Review the grammar box .2. Explain that in these sentences “since” comes before a date and “for” before a period of time .3. Ask What is the difference between “How long did you skate ?”and “How long have you been sk ating?” .Explain that “did” question means that the person has stopped doing the action .The “have you been” question shows that the person is continuing to do the action at the present moment . Step 6 Homework Review the present perfect progressive . 教学后记:Period 2Teaching contents: SectionA 3a,3b,4,SectionB 1a,1b,2a,2b,2c. Teaching procedures: Step 1 Leading in Ask some students the questions: How long did you skate ?How long have you been studying English ? Step 2 Pre-task SB Page 46 , 3a . 1. Ask Ss to read the passage and fill in the table . 2. Check the answers . SB Page 46 , 3b .Read the instructions and ask Ss to complete the task .Correct the answers . Step 3 While-task SB Page 47 , 1a & 1b . 1. Ask different students to say the items they see in the picture . 2. Ask students to write the names of things they collect and things they would like to correct in the chart .3. Ask some students to read their lists to the class .4. In pairs ,let students tell their partner what they collect and what they would like to collect .Say why .5. Ask several pairs to say their conversations to the class . SB Page 47 , 2a & 2b .1. Read the instructions and let the students know what to do .2. Play the recording and get students to fill in the chart .3. Correct the answers . Step 4 Post-task SB Page 47 , 2c . 1. Ask two students to read the example in the sample dialogue .2. Have students practice conversations in pairs .3. Ask two pairs to say their conversations to the class . Step 5 Homework SB Page 46 , Part 4 . 1. Read the instructions and ask two students to read the dialogue . 2. Make sure students understand what they need to do . 3. Have students complete the work in groups of four after class . 教学后记:Period 3Teaching contents: Section A 3a,3b,4a,4b,selfcheck. Teaching procedures: Step 1 Leading in Check the homework .Ask on group of students to share their conversations with the class . Step 2 Pre-task SB Page 48 , 3a . 1. Ask some different students to tell what they see in the picture . 2. Read the instructions and make sure students know what to do . 3. Ask students to read the e-mail on their own and then draw lines matching each snow globe with its description. 4. Correct the answers . Step 3 While-task SB Page 48 , 3b . 1. Read the instruction to make sure students know what to do . 2. Ask students to complete the message ,writing about Bob ,Marcia or Liam in activity 2a . 3. Ask some students to read their messages to the class . SB Page 48 , 4a . 1. Ask two students to read the dialogue. 2. Ask a student the same questions but let him answer with his own hobbies . 3. In groups of four ,have students complete the work .4. Ask two groups of students to share their conversations . SB Page 48 , 4b . 1. Point to the questions and ask a student to read them to the class . 2. In groups of four ,get students discuss each question . 3. Read the four questions one by one and ask each group to say their answers to the class . Step 4 Post-task SB Page 49 , Selfcheck , Part 1. 1. Ask students to fill in the blanks on their own . 2. Ask one student to write the answers on the Bb . 3. Correct the answers . 4. Ask somedifferent students to make sentences with the words given . SB Page 49 , Selfcheck , Part 2 . Ask students to complete the letter on their own .Then ask on student to read his letter to the class . Step 5 Homework Have students write their letters on their exercise books . 教学后记:Period 4Teaching contents: Reading:I’ve been studying history in China . Teaching procedures : Step 1 Before reading SB Page 50 , Section 1 . 1. In groups of four ,get students to discuss the three questions . 2. Ask a speaker from one group to tell the class what the group knows .Help to complete any missing dynasties and famous characters the class should know . Step 2 While reading SB Page 50 , Section 2 . 1. Ask students to read the passage silently once for general meaning .Ask students if there is anything they don’t understand . 2. Let students read the passage again for detail . Step 3 After reading SB Page 51 , Section 3 , 3a .Ask students to scan the text for information to complete the sentences . SB Page 51 , Section 3 , 3b & 3c .1. In groups of three ,let students practice the sample conversations first ,then make their own conversations .2. Ask two groups of students to present their own conversations in front of the class . Step 4 Go for it 1. Direct the students’ attention to the box and read the heading on the left and ask students to list other things they would miss . 2. Ask students to share their ideas .3. In the same way ,do with the right part of the chart . Step 5 Homework 1. Remember the words and expressions in this unit . 2. Review the present perfect progressive . 教学后记:优品课件，意犹未尽，知识共享，共创未来！！！。
How long have you been collecting shells检测卷5
A. The more; the happierB. More; happierC. The much; the happyD. Many; happy2. He said he _____ doing some shopping.A. would likeB. likedC. wanted D felt3. He raised ______ dollars for the charity to help the poor children.A. five thousandsB. thousand ofC. five thousands ofD. thousands of4. I find it ____to talk with the old man.A. interestB. interestingC. interestedD. be interesting5. The Smiths have been living here__ about 15 years. A. for B.sinceC.inD.to6. Mr. Li ______swimming for 3 hours, and his son _____ an hour ago.A. has been, startedB. has been, has startedC. started, has startedD. has started, started7. ___ is really hard ___ them to climb up the mountain at night.A. This, toB. It, forC. This, forD. It, to8. Uncle Wang ______ since he came to the company.A. has been workingB. have been workingC. workedD. work9. ---when _____you teaching in our school, Mr. Smith?---I _______ here since 1998.A. did, started; have been teachingB. did, start; taughtC. did, start; have been teachingD. have, been teaching; taught二、句型转换1. Ann has been reading for half an hour.（对划线部分提问）_______ ______ ______ Ann ______ ______?2. We have been flying kites since we were ten. （对划线部分提问）______ ______ have you been flying kites?3. There are over ten glasses on the table. （同义句）There are ______ _______ ten glasses on the table.4. She has been working for 20 hours. (改为一般疑问句，并作否定回答) ____ she _____working for 20 hours? No, _____ _______.三、根据汉语意思完成句子1. 这个城市有些方面受到欧洲的影响，而且他的一些古老建筑是欧式风格。
人教版八年级英语下册《Unit 6 How long have you been collecting shells.(通用)》教案_0
一、教材内容分析本节是本单元的第一课时，学好本课将对整个单元的学习起着引领的作用，并能增强学习的自信心，激发学生继续参与学习的热情。
本节课主要任务是让学生认识现在完成进行时及其表达法，即have\has been doing，以及初步感悟现在完成时态的意义，“ 表示动作从过去某一时间开始，一直持续到现在，可能还要继续持续下去”。
正确运用for\since.除此之外就是学生的听，说的能力。
二、教学目标（知识，能力，情感态度、价值观）knowledge object vocabulary: collect shell marathon pair skate since target language --how long have you been skating ? --i’ve been skating since nine o’clock.--I’ve been skating for five hours.--how long did you skate？--i skate for tw2. to train students’communicating in english.3. 能口头运用所学目标语询问、正确使用for\since.aims of emotion and evaluatuon:to be interested in communicating in english.三、重点难点1. vocabulary：collect shell marathon pair skate since2 target language：--how long have you been skating ?--i’ve been skating since nine o’clock.--i’ve been skating for five hours.--how long did you skate？--i skate for two hours.3.正确使用for \since .4．初步感悟现在完成进行时态的意义和结构。
新目标八年级下 Unit 6 How long have you been collecting shells教案3
英语教案Unit 6 How long have you been collecting shells?导入：Hello, everyone! Do you like collecting interesting things? I have many interesting collections. Show the sea shell to students. I like collecting shells Do you like collecting them ? I started collecting shells in 2008.I have been collecting them for 2 years. It’s my hobby. Do you have a hobby? OK. Let’s go on to learn “ How long have you been collecting shells?”PartⅠ【Words and phrases】Step1.Warm up①．Fill in the blanks, and translate them into Chinese.(P107)让学生带读，老师更正发音。
collect 收集，搜集 shell贝壳 marathon 马拉松赛跑 pair一对，一双skate溜冰鞋②．Translate the following phrases多久how long两个小时之前two hours ago 集邮collect stamps长达5个小时for 5 hours 去溜冰 go skating板书：collect 收集，搜集 shell贝壳collect stamps sea shellmarathon 马拉松赛跑 pair一对，一双skating marathon work in pairs两人一组练习skate溜冰鞋 a pair of skatesStep 2 Groupwork( Section A 1a)Discuss these questions in small groups.请学生读这三个问题。
初中八年级Unit Six How long have you been collecting shells
Unit Six How long have you been collecting shells?一、现在完成进行时1. 基本用法：表示过去某一时间开始一直延续到现在，现在的动作可能刚刚终止，也可能仍然在进行着。
2.结构：have(has) been doing e.g. She’s been teaching in our school since 2004 .3.否定句She ______ _______ __________ in our school since 2004 .4.一般疑问句_______ she ________ teaching in your school since 2004?Yes,____ ___5.特殊疑问句________ _______ ______ she ______ teaching in your school?6.时间状语：主要是since +点或从句（一般过去时）/ for+段(用how long提问)e.g. He has been learning English_______ three years_______3 years ago / ________2003 / _________he was 13 years old你滑冰多久了？_______________________________________二、一般过去时: 表示过去发生的动作或情况( 包括习惯性的动作).（以下时间状语用when提问）主要时间状语有:yesterday, last week, last year, …ago, the day before yesterdayI came to this school two years ago. _____ ______ you _______ to this school?你什么时候得到的第一双滑冰鞋?_____________________________________三、错题集锦1 What _______ your brother _________ at 8:00 last night?2 He just ________(leave) an hour ago.3 When did you start to play tennis ?( )A For two yearsB Since I was tenC When I was ten4 ______ _______ will your father be back? In two hours.5 Each student _______ (have ) ten yuan.四词组1.一双滑冰鞋_____2.几个编辑______3顺便说一下_______________ 4 一年半(1) _____(2) ______ 5看音乐录影带 6.额外的英语课7.结束做某事_____________ 8. 超过11辽宁的省会_____ 12.一些欧洲的影响____ 13.俄罗斯风格____ 14. 对…感兴趣15. 远离16.用尽空间_______ 17.第一个开始的______________ 18.整整五个小时_________________19最常见的爱好___________20确信__________21相当远_________五、句子1.他们每滑一小时，每个学生就为慈善捐款十元钱。
Unit 6 Howlong have you been collectingshells知识点
6 For every hour they skate, each student raises ten yuan for charity . Each与every都有“每个”的意思，主要区别 是： ?
1. each既可用作形容词，又可用作代词， Each student has his own dictionary . 形容词，定语 Each of the students has a desk .（代 词，宾语） The students each have a desk . （代词 同位语，不影响谓语动词的单复数） 2 . each 指两个或两个以上的“每个”； every指三者及其以上的“全体”，接近 all There are many shops on every side of the street . ［误］ There are many shops on each side of the
2 How long have you been skating ? skate v & Cn. go skating a pair of skates skater Cn. 3 When did you get your first pair of skates ? a pair of skates /shoes /glasses This pair of trousers __(be) so nice that I like it very much. in pairs : 成双的，成对的 The students are practicing talking in pairs. 两人一组练习对话
12 The first one I ever got was a birthday cake snow globe on my seventh birthday. 1) one Your watch looks nice, I want to buy one . I met 3 men, a fat one and two thin ones. The mooncakes are delicious. Would you like ____(it them one )? 2) on my seventh birthday on one’s 序数词 birthday 在他9岁时 ？ On his ninth birthday
unit6How long have you been collecting shells
Yao Ming has been playing basketball for 1 9 years.
Yao Ming has been playing basketball since he was nine years old .
How long have they been swimming?
Celia
I skated for two hours.
Listening
Listen to the interview with the skating marathon winner and check the questions you hear. Questions Answers
√ __1.how long did you skate today?
He has been teaching Chinese since 1986.
He has been teaching Chinese since he was 22 years old.
用for和since填空
1. They have been learning Chinese since _____ they came to China. for 2. I haven’t seen her _____ a long time. 3. He has been living here _____ 2001. since for 4. She has been doing her homework ____ two hours. since 5. It’s 5 years _____ we left school. 6. – How long has Mary been a teacher? Since – _____ two years ago.
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3.More than170,000 people died in last year’s sea wave.
A.AroundB.aboutC.overD.mostof
（二）根据要求改写句子。
1. He has been skating for a long time.(疑问) ____ he _____ _____ for a long time?
3.能够理解文章大意。
自
学
内
容
问题一、自主学习
（一）新知探寻：翻译下列单词或短语并记住。
1.著名人物；名人______________________ 2.十分；相当______________________
3.确实的；无疑的_______________________ 4.在远处__________________________
问题四、达标拓展
（一）单项选择：选出能替代句子中划线部分的选项，句意保持不变。
1. Amy has been learning Chinesesince 2000.
A.for2000B.forabout 11 yearsC.forabout 11 years ago D.11 years ago
2.There areseveralskaters on the ice lake.
4.They have been practicing theguitar_____twohours.
5.- How long have you been a reporter?
- ______8 years ago.
课堂因互动而精彩学生因自主而发展
南沟岔中学八年级英语（科目）学习提纲
课题：How long have you been collecting shells?设计者：白瑞赵小霞执教者：
学习
目标
1.复习巩固现在完成进行时：sb. have/has been doingsth.
2.掌握重要的短语和句子：be interested in ,the capital of ,far from...
问题三、合作探究
小组合作找出重要的知识点，同时也找出不太明白的地方，进行交流讨论！教师给出必要的点拨。
______________________________________________________________________________________________________________________________________________________________________________________________________________________________
1）How long has Leo been teaching in china ?
2）Whom waswelcomeedby the song emperor ?
3）Who said thatchinesehistory was very hard tounderstend?
2.朗读比赛：记得在朗读的过程中注意语音语调。
5.思念；想念___________________________ 6.确信____________________________
7.越……越……_________________________ 8.成千上万的______________________
（二）疑难困惑：
问题二、展示交流
1.快速阅读Reading部分，回答下列问题，最后小组展示交流问题的答案。
（三）用since 或for 填空。
1.It’s ten years _______we met each other last time.
2.He has taught English ____25 years.
3.The Greens have lived on the farm _______1990.
2. We have been waiting since 8:00.(否定）We ____ been waiting since 8:00.
3. She has been readingfor an hour.（提问）______ ______ _____ she ______ reading?
4. He has been runningsince I came.(提问) _____ _____ _____ he_____ running?